code: def setUp(self):
      super().setUp()
  
      workers, _ = test_util.create_local_cluster(2, 0)
  
      remote.connect_to_remote_host(
          [workers[0].target, workers[1].target]
      )
  
      self.device0 = "/job:worker/replica:0/task:0/device:CPU:0"
      self.device1 = "/job:worker/replica:0/task:1/device:CPU:0"
  
imports: from google.protobuf import text_format
  from tensorflow.core.framework import function_pb2
  from tensorflow.core.function.runtime_client import runtime_client
  from tensorflow.core.function.testing import test_pass
  from tensorflow.python import tf2
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.eager import execute
  from tensorflow.python.eager import remote
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the RuntimeClientMultiWorkersTest obj's underlying member method code with example usage: obj.setUp() without return types